YULIANITA, S. CASE STUDY INCOME ANALYSIS OF COCONAT PALM SUGAR BUSINESS IN SIMPANG KIRI DISTRICT, SUBULUSSALAM CITY. International Conference on Health Science, Green Economics, Educational Review and Technology, [S. l.], v. 1, n. 1, p. 101–114, 2019. DOI: 10.54443/ihert.v1i1.9. Disponível em: https://proceeding.unefaconference.org/index.php/IHERT/article/view/9. Acesso em: 27 jan. 2025.